<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
</head>
<body>
    <div id="app">
        <!-- <h2>Hello World</h2> -->
    </div>

    <script src="https://unpkg.com/vue@3/dist/vue.global.js"></script>
    <script>
        const msg = '你好'

        const tel = {
            template:`<h1>${msg}</h1>`
        }
        const app = Vue.createApp(tel)
        app.mount('#app')
    </script>

</body>
</html>